Post hinge



FIG. 1 is a perspective view of the post hinge showing our new design;

FIG. 2 is left view thereof;

FIG. 3 is a right view thereof;

FIG. 4 is a front/rear view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

Broken lines which lie within the bounds of the claimed design are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a post hinge, as shown and described. 